Vote on this week's styles including Jessica Simpson, Mariah Carey and more stars! You decide – are they fashionistas or flops? By Andrea DeSimone and Melissa Liebling-Goldberg

Get the scoop on the newest must-have products for the face, body and hair – plus all the hottest Hollywood obsessions. By Katherine Kluznik

See the outrageous and amazing looks that America Ferrera, Katie Holmes and more are wearing for their roles. By Melissa Liebling-Goldberg

See the stars' latest cuts and color changes – and then vote on which do suits Kristen Bell, Maggie Gyllenhaal and more. By Melissa Liebling-Goldberg

Hat in hand, Lohan and gal pal Ronson arrive in line Wednesday to New York's Gramercy Park Hotel. Plus: Jennifer Garner, John Mayer and more

From Jessica Biel's love for surfing to Anne Hathaway's low-cal vitamin drink, get the scoop on how to look fab like the stars

Simpson arrives in New York City with dog Daisy. Plus: Lindsay Lohan, Jennifer Garner, John Mayer and more

Reality star DeAnna Pappas tries on wedding dresses in L.A. Plus: Jessica Simpson, Jennifer Garner and John Mayer

Barton is a bathing beauty in Malibu. Plus: Bachelorette bride DeAnna Pappas, Ashlee Simpson Wentz and more

Two stars, one look. You decide: Who wears it better? Vote now on Rihanna vs. Miley and more. By Melissa Liebling-Goldberg

Zac, Vanessa, Posh, Audrina and others shed their red carpet best for barely-there bikinis and sexy suits. By Andrea DeSimone and Melissa Liebling-Goldberg

Reese Witherspoon, Lauren Conrad, Sarah Jessica Parker and more sport styles from your favorite stores (Kohl's! Wet Seal!). Now you can shop their affordable finds! By Andrea DeSimone

A colorful Carey poses in front of a pastel painting during a visit to MTV's TRL in N.Y.C. Plus: Pete Wentz, Chris Brown, Vanessa Hudgens and more

And action! Go behind the scenes with Kate, Lindsay, Johnny and others as they film the season's hottest movies. By Julia Wang

McConaughey catches a wave while surfing in Malibu. Plus: Mariah Carey, Pete Wentz, Chris Brown and more

Spelling and McDermott enjoy a sunny day in Malibu with son Liam. Plus: Nicole Richie, Matthew McConaughey, Cheryl Burke and more

With his shaggy locks tied back for a workout, Efron leaves his Beverly Hills gym. Plus: Tori Spelling, Nicole Richie, Matthew McConaughey and more.

Sarah Jessica Parker, Ashlee Simpson and more are showing off the latest looks – but are they for you, too? Vote now! By Melissa Liebling-Goldberg

Jessica's casual chic, Victoria's geometric print – from the red carpet to the streets, get Hollywood’s hottest styles for less! By Andrea DeSimone

Amid pregnancy rumors, Garner wraps up in an oversized sweatshirt Monday while house-hunting in Los Angeles. Plus: Zac Efron, America Ferrera and more

See how Jessica Simpson, Matthew McConaughey, Jennifer Lopez and others stay cool in summer

Panettiere positively glows while out for dinner in Beverly Hills. Plus: Jennifer Garner, Zac Efron, America Ferrera and more

The actress brightens up the sidewalks of Pasadena, Calif., while out to lunch with family. Plus: Hayden Panettiere, Minnie Driver, Zac Efron and more

Lohan reports for duty on the New York set of Ugly Betty. Plus: Katherine Heigl, Minnie Driver, Zac Efron and more

Victoria Beckham's oversized shades. Reese Witherspoon's metallic tote. See how to get the must-have items that celebs love to wear again and again – for less! By Andrea DeSimone